The Civil War in the East

18th Indiana Infantry Regiment

The 18th Indiana Infantry Regiment lost 5 officers and 68 enlisted men killed or mortally wounded and 1 officer and 130 enlisted men to disease during the Civil War.




Organized at Indianapolis, Ind.

August 16

Mustered in

August 17

Left State for St. Louis, Mo.


March to relief of Colonel Mulligan at Lexington, Mo. Attached to Fremont's Army of the West and Dept. of Missouri

September 19

Action at Glasgow Mountain

September 22-October 15

Fremont's advance on Springfield, Mo.


March to Otterville, Mo.

December 15-19

Expedition to Milford

December 18

Action at Shawnee Mound or Milford on the Blackwater, and capture of 1,300 prisoners



Attached to 1st Brigade, 3rd Division, Army of Southwest Missouri

January 25-February 14

Advance on Springfield, Mo.


Pursuit of Price to Cassville, Ark.

March 6-8

Battle of Pea Ridge, Ark.


At Sulphur Rock


Attached to 1st Division, Army of Southwest Missouri

May 25-July 14

March to Batesville, then to Helena, Ark.


Duty at Helena attached to District of Eastern Arkansas, Dept. of Missouri


Ordered to Pilot Knob, Mo., and operations in Southeast Missouri attached to 2nd Brigade, 1st Division, District of Southeast Missouri, Dept. of Missouri


March 5

Moved to Helena, Ark. then to Milliken's Bend, La. Attached to 1st Brigade, 14th Division, 13th Army Corps, Army of the Tennessee

April 25-30

Movement on Bruinsburg and turning Grand Gulf

May 1

Battle of Port Gibson

May 16

Battle of Champion's Hill

May 17

Big Black River Bridge

May 18-July 4

Siege of Vicksburg, Miss.

May 19 and 22

Assaults on Vicksburg

July 4-10

Advance on Jackson, Miss. attached to 1st Brigade, 1st Division, 13th Army Corps, Army of the Tennessee

July 10-17

Siege of Jackson


Duty at Vicksburg

August 20

Ordered to New Orleans, La.

August -

Duty at Carrollton, Brashear City and Berwick attached to Dept. of the Gulf

October 3-November 8

Western Louisiana Campaign

November 8

Moved to New Orleans

November 12

To Texas

November 17

Capture of Mustang Island

November 27-30

Fort Esperanza


Duty at Mustang Island and Indianola


January 1

Regiment reenlisted

March 8-May 3

Near Baton Rouge, La.

June 4

Veteran furlough and duty in Indiana

July 16

Moved to Bermuda Hundred, Va. and attached to 3rd Brigade, 2nd Division, 19th Army Corps

August 5

To Washington, D.C.

August 10-19

March to Shenandoah Valley. Attached to 4th Brigade, 2nd Division, 19th Army Corps, Army of the Shenandoah Middle Military Division

August to November

Sheridan's Shenandoah Valley Campaign

September 19

Battle of Opequan, Winchester

September 22

Fisher's Hill

October 19

Battle of Cedar Creek


Duty in the Shenandoah Valley


Attached to 1st Brigade, 2nd Division, 19th Army Corps


January 6-20

Moved to Baltimore, Md., thence to Savannah, Ga. and attached to 1st Brigade, Grover's Division, District of Savannah, Ga., Dept. of the South

May 3

At Augusta, Ga.

June 7

Provost duty in Southern Georgia

August 28

Mustered out

About the Author • ©2015 Steve Hawks